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Patent # Description
US-6,741,860 Signalling method
The invention concerns control of connections in cellular telecommunication systems, particularly setting up and releasing of connections. According to the...
US-6,741,858 Method of changing communication channel in mobile system
The present invention relates to a method of changing a telecommunication channel in a mobile communication system for a given mobile station, which mobile...
US-6,741,849 Handling of forwarded calls
A mobile communication system that proposes a new charging principle, according to which the roaming leg is paid entirely by the party who forwards the call to a...
US-6,741,848 Method and system of offering wireless telecommunication services in a visited telecommunication network
A method and system of offering wireless telecommunication services in a visited telecommunication network for a terminal device which does not have a first...
US-6,741,843 Method and arrangement for service-based indication and control of a service need
The invention relates to a method and arrangement by means of which a mobile station (MS, 400) operating in a cellular network measures and indicates the field...
US-6,741,704 Method of setting encryption for a connection in a radio system
In combined systems of different radio systems, for example in a combined system of the radio access network (RAN) of the IMT-2000 system and the core network...
US-6,741,686 Controlling setup or continuation of a call charged from a pre-paid group account
In a prepaid group service, a number of subscribers belonging to a group share one common prepaid group account. In order to minimize the risk of an improper...
US-6,741,665 Method and apparatus providing an amplitude independent automatic frequency control circuit
An automatic frequency control (AFC) loop circuit (1A, 1B) includes a mixer (2) for mixing a local oscillator signal (3) with a received signal to generate a...
US-6,741,663 Linearization method for amplifier, and amplifier arrangement
The invention relates to a linearization method for an RF amplifier and an arrangement implementing the method. A difference between an output signal of the...
US-6,741,658 Apparatus, and associated method, for forming a signal for communication upon a fading channel
A method, and associated apparatus, for a sending station operable in a communication system, such as a cellular communication system. A codeword is formed...
US-6,741,648 Apparatus, and associated method, for selecting an encoding rate by which to encode video frames of a video...
Apparatus, and an associated method, for selecting the encoding bit rate at which an encoder encodes selected video frames of a sequence of video frames at a...
US-6,741,587 Inter-frequency measurements with MIMO terminals
The invention is a terminal, system and method for providing inter-frequency and inter-system handovers. A terminal 20' in accordance with the invention includes...
US-6,741,555 Enhancement of explicit congestion notification (ECN) for wireless network applications
An Explicit Congestion Notification (ECN) method is disclosed for wireless applications to avoid network congestion in a TCP/IP packet-switched network. Such...
US-6,741,146 Filter structure comprising piezoelectric resonators
A filter structure (900, 1300, 1400, 1610) comprises a filter section (900) having at least two branches (901, 902) connected in parallel. A first branch (901)...
US-6,741,145 Filter structure and arrangement comprising piezoelectric resonators
A filter structure (1090, 1100, 1200) comprises a first piezoelectric resonator (1021a), whose resonance frequency is a first resonance frequency and which is...
US-D490,414 Portion of a handset
US-D490,413 Front cover for a handset
US-D490,412 Back cover for a handset
US-D490,411 Front cover for a handset
US-D490,410 Front cover for a handset
US-D490,409 Back cover for a handset
US-D490,408 Front cover for a handset
US-D490,407 Key button for a handset
US-D490,405 Keymat for a handset
US-D490,390 Handset
US-6,738,906 Marking of electronic documents in order to expose unauthorized publication
A method of marking information to be produced in order to expose unauthorized copying. In the method, a user identifier is defined, a source file containing a...
US-6,738,631 Vision-guided model-based point-and-click interface for a wireless handheld device
Aspects of the invention overcome the problem of establishing communications with devices for which the communication protocol is unknown. One aspect of the...
US-6,738,624 Method and system for capacity reporting in a mobile telecommunications network
A method and system for reporting processing capacity of a base station (Node B) to a radio network controller (RNC), in a mobile telecommunications system. This...
US-6,738,609 Receiver and method of receiving
A receiver (9) for receiving a plurality of different signals at the same time, said receiver (9) comprising means for identifying at least one strongest signal...
US-6,738,599 Assembly, and associated method, for facilitating channel frequency selection in a communication system...
An assembly, and an associated method, for an ad hoc network, such as an independent basic service set defined in an IEEE 802.11 protocol specification. A...
US-6,738,534 Apparatus, and associated method, for altering the resolution of a digital image
Apparatus, and an associated method, for reducing the resolution of a digital image, such as a JPEG image. The digital image is pre-scaled by a pre-scaling...
US-6,738,477 Mounting system for portable telephone
A holder having a locking mechanism for a telephone. The holder includes a single piece integral structure forming a combined pushing/locking element that is...
US-6,738,476 Method and system for enhanced color transmission in a portable communication device
A cover and a method for creating the cover are disclosed. The cover includes a frame and a lens secured to the frame. A first and second surface regions of the...
US-6,738,471 Method and system for ensuring a PSTN protocol restart procedure as defined by the V5 standard
The invention relates to a method and system for ensuring a PSTN protocol restart procedure as defined by the V5 standard after a failure of a first data link...
US-6,738,423 Method for encoding and decoding video information, a motion compensated video encoder and a corresponding decoder
A motion compensated video coding method which can be applied especially in transfer of video streams using low transmission bit rate is presented. In the motion...
US-6,738,374 Speech transmission in a packet network
Speech is transmitted between a base station (BTS) and a TRAU by converting a speech signal into a parameter group which is inserted in a traffic frame which is...
US-6,738,370 Method and apparatus implementing retransmission in a communication system providing H-ARQ
An apparatus and corresponding method for responding to a repeat request in a wireless communication system in which packets are communicated according to a...
US-6,738,369 Method and arrangement for packet-switched data transmission
The invention relates to a method for transmitting data in a telecommunication system that comprises at least one packet-switched transmission network, in which...
US-6,738,365 Method of improving connection quality and system capacity, and a cellular radio system
A method of improving connection quality and system capacity in a cellular radio system is disclosed. Each cell in the cellular radio system has at least one...
US-6,738,364 Radio receivers and methods of operation
A radio receiver in which the length of time that it takes to synchronize with a burst to be received is used as a measure of the quality of the channel over...
US-6,738,361 Method, apparatus and computer program for IP traffic prioritization in IP networks
A method, apparatus and computer program for applying a predetermined transmission process to the transmission of IP packets of a particular Internet Protocol...
US-6,738,265 EMI shielding for portable electronic devices
A fiber mesh net is insert molded into an interior cavity of a cover structure of a portable electronic device such as a cellular or radio telephone to provide...
US-6,737,933 Circuit topology for attenuator and switch circuits
An attenuator for radio frequency applications includes variable shunt elements and series transmission elements. The impedances of the variable shunt elements...
US-6,736,649 Variable two part DC-jack
An electrical connector 30 has two major components: a frame 32 and a transition element 34. The frame defines an exterior surface 36, 37, 38, 40, 42, 72 and a...
US-D490,074 Key button arrangement for a handset
US-D490,073 Key button arrangement for a handset
US-6,735,564 Portrayal of talk group at a location in virtual audio space for identification in telecommunication system...
A method and arrangement for managing talk groups of a telecommunication system at a dispatcher station of the telecommunications system having one or more talk...
US-6,735,449 Apparatus, and an associated method, for facilitating power control in a communication system
Apparatus, and an associated method, by which to facilitate regulation of power levels of a communication signal generated during operation of a communication...
US-6,735,249 Apparatus, and associated method, for forming a compressed motion vector field utilizing predictive motion coding
Apparatus, and an associated method, motion compensates coding of video sequences. Motion compensated prediction is utilized in the representation of motion...
US-6,735,243 Method, apparatus and system for fast acquisition of a spread spectrum signal
A system for acquiring a received spread spectrum signal having a code component, the acquiring including matching the phase of a replica of the code component...
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